high productivity hammer crusher for ore process
They have replaced traditional equipment such as hammer crusher rod crushing mill and pin crusher and become the newest main equipments in sand making industries It has two types rock-on-rock and rock-on-iron Rock-on-rock type is used to crush high abrasive materials while rock-on-iron is suitable for low abrasive materials The sand production rate of rock-on-rock is 10-20% higher than Hammer ...